Answer:
x=1
Step-by-step explanation:
-16+x=-15
-16+x+16=-15+16   Add the terms to both sides of the equation.
After that you simplify.
 
        
             
        
        
        
There is no graph. If you submit a graph I will answer this for you though.
 
        
                    
             
        
        
        
The answer is D
here's your answer
        
                    
             
        
        
        
Answer:
-14.5
Step-by-step explanation:
To get the calculator and type 2.2+0.3-13-4 
 
        
             
        
        
        
Switch where the x and y are, then solve for y. f(x) = y. 
x = 3y^2 + 6
x-6 = 3y^2
(x-6)/3 = y^2
f^-1(x) = y = sqrt((x-6)/3)